i read she said F America F americans- maybe you are talkign about another instance?
When an employee brings out a tray of the sweet confections, Grande declares, "What the [expletive] is that? I hate Americans. I hate America."
Cashier Mayra Solis, who was working in the shop, said Grande did not buy any of the doughnuts she touched with her tongue. "She was really rude," she told the Associated Press.
Actual quote. Source